现在车辆管理所摩托车英语题库为全中国统一版本，都是考一样的试题，2025年摩托车DEF驾照英语科目一共400题，科目四345题，以下为样题：
1. How will the adhesive force of road change when speed increases on a damp and slippery road?
A. Increase sharply
B. increase gradually
C. decrease sharply
D. No change
Answer：C
2. When encountering stopping and waiting in turn or slow-moving vehicles in front, the motorized vehicle may _________.
A. borrow road to overtake
B. occupy the opposite lane
C. follow the vehicles in front
D. cut in the waiting vehicles
Answer：C
3. When the tire pressure is too low, what will happen if the tire changes its shape in waves and increases in temperature due to fast movement?
A. Unstable tire pressure
B. Even lower tire pressure
C. Driving resistance increases
D. Tire burst
Answer：D
4. What is the meaning of this sign?
A. school area
B. watch for children
C. crosswalk
D. watch for pedestrians
Answer：B
5. What is the meaning of this sign?
A. straight-going lane
B. going straight only
C. one-way road
D. no going straight
Answer：B
6. The wrong measure to use the brake of a motorcycle is to __________.
A. Simultaneously use the front and back brakes
B. Use the front brake first
C. Use the back brake first
D. Avoid using the front brake too early
Answer：B
7. It is extremely unsafe to take a motorcycle by the side; if the motorcycle sideslips, the passenger may be thrown out and led to death due to an unstable center of gravity.
A. Right
B. Wrong
Answer：A
8. When approaching a sharp curve, motor vehicle drivers should reduce speed only after entering the curve.
A. Right
B. Wrong
Answer：B
9. The driver who drives after drunk is subject to ______
A. a criminal restriction and a fine
B. a prison term of more than 2 years
C. a criminal detention and a fine
D. a prison term of less than 2 years
Answer：C
10. When the driver discovers that steering is stiff, the wrong measure is to ___________.
A. Reduce speed and stop the vehicle as fast as possible
B. Stop at a safe place
C. Continue to drive
D. Identify the cause
Answer：C
11. Which of the following vehicle in front in the same lane is not allowed to be overtaken?
A. police car on duty
B. large bus or large truck
C. taxis
D. public bus
Answer：A
12. The motorized vehicle driver is not allowed to drive a motorized vehicle when his driving license is detained.
A. Right
B. Wrong
Answer：A
13. Which of the following vehicle in front in the same lane is not allowed to be overtaken?
A. the vehicle is making a stop
B. the vehicle is reducing speed to yield
C. the vehicle is taking a U turn
D. the vehicle is running normally
Answer：C
14. When a bicycle occupies the motor vehicle lane and obstructs the traffic, the driver should sound the horncontinuously and speed up to bypass on the left of the bicycle.
A. Right
B. Wrong
Answer：B
15. What is the meaning of this sign?
A. no U turn
B. no changing to left lane
C. no turning left
D. no entering the left lane
Answer：C
16. When a bicycle borrows the motor vehicle lane, the motor vehicle may sound the horn hurriedly to warn the bicycle to yield.
A. Right
B. Wrong
Answer：B
17. Traffic Police can detain the vehicle which is suspected of using other vehicle’s license plate and vehicle license.
A. Right
B. Wrong
Answer：A
18. What is the meaning of this sign?
A. a manned level crossing
B. multi-crossing of railway and road
C. grade separation level crossing
D. an unmanned level crossing
Answer：A
19. Serious wave will appear when the front tire blows out; the driver should release the accelerator, firmly hold the steering wheel with both hands, quickly gradually break down, and stop to yield.
A. Right
B. Wrong
Answer：A
20. Use the high and low beam lights alternately when passing the crosswalk at night.
A. Right
B. Wrong
Answer：A
21. A person who falsifies, alters driving license or uses falsified, altered driving license, and if his act constitutes a crime, he should be held for criminal liabilities according to law.
A. Right
B. Wrong
Answer：A
22. What is the meaning of this sign?
A. muddy road
B. low-lying road
C. overflowing road
D. ferry
Answer：C
23. What is the max speed when passing a level crossing?
A. 15km/hr
B. 20km/hr
C. 30km/hr
D. 40km/hr
Answer：C
24. A motorized vehicle is not allowed to stop in the section 50 meters to the intersection.
A. Right
B. Wrong
Answer：A
25. What is the max speed when visibility is less than 50m due to foggy, rainy or snowy?
A. 70km/hr
B. 50km/hr
C. 40km/hr
D. 30km/hr
Answer：D
